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Fast Transformation-Based Learning Toolkit
Radu Florian and Grace Ngai
{rflorian,gyn}@cs.jhu.edu
Johns Hopkins University
Contents
1. Preface
1.1 How to Read this Report
1.2 Contacting the Authors
2. An Introduction to Transformation-Based Learning
2.1 The Algorithm Description
2.2 The Speedup
3. System Description
3.1 The Parameter File
3.2 File Formats
3.2.1 Training and Test File Formats
3.2.2 FILE_TEMPLATES
3.2.3 RULE_TEMPLATES
3.2.4 The Rule File Format
3.2.5 The Constraints File
4. Using The Toolkit
4.1 Creating the Training/Test Files
4.2 Training using fnTBL
4.3 Classification using fnTBL
4.4 Warnings and Errors
4.5 Rule Interaction
4.6 Termination Conditions
4.7 Data Representation Size
4.8 Bug Reports
5. Test Cases
5.1 Base Noun Phrase Chunking
5.1.1 Creating the Training and Test Data
5.1.2 Training the baseNP Chunker
5.1.3 Testing using fnTBL
5.2 POS Tagging
5.2.1 Lexical POS Tagging - Guessing the Unknown Words
5.2.2 Contextual POS Tagging
5.2.3 TBL POS Tagging Without Headaches
5.2.3.1 Learning the Rule List
5.2.3.2 Applying a Rule List
5.3 Word Sense Disambiguation
5.3.1 Data Preparation
5.3.2 Rule Types
5.3.3 Training the System
5.3.4 Testing the System
Acknowledgements
A. Appendix
A.1 Parameter File Variables
A.2 Additional Tools Provided
Bibliography
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Radu Florian 2002-02-07
